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CURLOPT_HSTSWRITEDATA(3) curl_easy_setopt options CURLOPT_HSTSWRITEDATA(3)

NAME

CURLOPT_HSTSWRITEDATA - pointer passed to the HSTS write callback

SYNOPSIS

#include <curl/curl.h>

CURLcode curl_easy_setopt(CURL *handle, CURLOPT_HSTSWRITEDATA, void *pointer);

DESCRIPTION

Data pointer to pass to the HSTS write function. If you use the CURLOPT_HSTSWRITEFUNCTION(3) option, this is the pointer you'll get as input in the 4th argument to the callback.

This option doesn't enable HSTS, you need to use CURLOPT_HSTS_CTRL(3) to do that.

DEFAULT

NULL

PROTOCOLS

This feature is only used for HTTP(S) transfer.

EXAMPLE

CURL *curl = curl_easy_init();
struct MyData this;
if(curl) {

curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
/* pass pointer that gets passed in to the
CURLOPT_HSTSWRITEFUNCTION callback */
curl_easy_setopt(curl, CURLOPT_HSTSWRITEDATA, &this);
curl_easy_perform(curl); }

AVAILABILITY

Added in 7.74.0

RETURN VALUE

This will return CURLE_OK.

SEE ALSO

CURLOPT_HSTSWRITEFUNCTION(3), CURLOPT_HSTSREADDATA(3), CURLOPT_HSTSREADFUNCTION(3),

September 6, 2021 libcurl 7.79.1